Clamp



FIG. 1 shows a perspective view of the clamp.

FIG. 2 shows a first side elevation view thereof;

FIG. 3 shows a second side elevation view thereof;

FIG. 4 shows a front elevation view thereof;

FIG. 5 shows a rear elevation view thereof;

FIG. 6 shows a top plan view thereof; and,

FIG. 7 shows a bottom plan view thereof. 

CLAIM The ornamental design for a clamp, as shown and described. 